J.R.
ET Vol: 3, Mar 1850
Arithmetic (mixture / Rate)
C. Tunnicliffe
ET Vol: 3, May 1850
Arithmetic (mixture / Rate)
W.H. Hoare
ET Vol: 3, Jun 1850
Arithmetic (mixture / Rate)
J. Garstang
ET Vol: 4, Oct 1850
Arithmetic (mixture / Rate)
S. Kington
ET Vol: 4, May 1851
Arithmetic (mixture / Rate)
J. Dixon
ET Vol: 4, May 1851
Arithmetic (mixture / Rate)
Zeta
ET Vol: 4, Jun 1851
Arithmetic (mixture / Rate)
J.W. Elliott
ET Vol: 6, Oct 1852
Arithmetic (mixture / Rate)
J.O. Clazey
ET Vol: 7, Dec 1853
Arithmetic (mixture / Rate)
Mortimer Collins
ET Vol: 8, Apr 1855
Arithmetic (mixture / Rate)
M.C.
ET Vol: 9, Nov 1856
Arithmetic (mixture / Rate)
Thomas Morley
ET Vol: 9, Nov 1856
Arithmetic (mixture / Rate)
Mortimer Collins
ET Vol: 11, Mar 1858
Arithmetic (mixture / Rate)
Incog
ET Vol: 11, May 1858
Arithmetic (mixture / Rate)
Mr. B. Marks
ET Vol: 14, Apr 1861
Arithmetic (mixture / Rate)
Zero
ET Vol: 14, Jun 1861
Arithmetic (mixture / Rate)
A. Renshaw
ET Vol: 18, Feb 1866
Arithmetic (mixture / Rate)
Editor
ET Vol: 25, Jul 1872
Arithmetic (mixture / Rate)
W.H.H. Hudson
ET Vol: 25, Nov 1872
Arithmetic (mixture / Rate)
M. Collins
ET Vol: 28, May 1875
Arithmetic (mixture / Rate)
S. Tebay
ET Vol: 31, Nov 1878
Arithmetic (mixture / Rate)
J. Young
ET Vol: 32, Jan 1879
Arithmetic (mixture / Rate)
Col. J. H. Fry
ET Vol: 32, Oct 1879
Arithmetic (mixture / Rate)
Alpha
ET Vol: 37, Apr 1884
Arithmetic (mixture / Rate)
B. Hanumanta Rau
ET Vol: 37, Nov 1884
Arithmetic (mixture / Rate)
R.W.D. Christie
ET Vol: 40, Dec 1887
Arithmetic (mixture / Rate)
E. Bordage
ET Vol: 42, Jan 1889
Arithmetic (mixture / Rate)
N. Sarkar
ET Vol: 43, May 1890
Arithmetic (mixture / Rate)
E. Catalan
ET Vol: 44, Feb 1891
Arithmetic (mixture / Rate)
H.F. Davis
ET Vol: 44, Sep 1891
Arithmetic (mixture / Rate)
H.J. Woodall
ET Vol: 45, Oct 1892
Arithmetic (mixture / Rate)
Prof. Kolbe
ET Vol: 46, Mar 1893
Arithmetic (mixture / Rate)
Dr. Kolbe
ET Vol: 46, Jun 1893
Arithmetic (mixture / Rate)
F.M. Shields
ET Vol: 46, Nov 1893
Arithmetic (mixture / Rate)
F.M. Shields
ET Vol: 47, Jan 1894
Arithmetic (mixture / Rate)
W.H.H. Hudson
ET Vol: 47, May 1894
Arithmetic (mixture / Rate)
Prof. Kibler
ET Vol: 47, May 1894
Arithmetic (mixture / Rate)
W.H.H. Hudson
ET Vol: 47, Jun 1894
Arithmetic (mixture / Rate)
W.H.H. Hudson
ET Vol: 47, Sep 1894
Arithmetic (mixture / Rate)
W.H.H. Hudson
ET Vol: 47, Oct 1894
Arithmetic (mixture / Rate)
Prof. Foote
ET Vol: 47, Nov 1894
Arithmetic (mixture / Rate)
F.M. Shields
ET Vol: 47, Dec 1894
Arithmetic (mixture / Rate)
N’Importe
ET Vol: 47, Dec 1894
Arithmetic (mixture / Rate)
F.P. Matz
ET Vol: 48, Jan 1895
Arithmetic (mixture / Rate)
R.F. Davis
ET Vol: 48, Feb 1895
Arithmetic (mixture / Rate)
Ignacio Beyens
ET Vol: 48, May 1895
Arithmetic (mixture / Rate)
R.W.D. Christie
ET Vol: 48, Oct 1895
Arithmetic (mixture / Rate)
Prof. Franker
ET Vol: 49, Apr 1896
Arithmetic (mixture / Rate)
D. Biddle
ET Vol: 49, May 1896
Arithmetic (mixture / Rate)
D. Biddle
ET Vol: 51, Apr 1898
Arithmetic (mixture / Rate)
H. MacColl
ET Vol: 54, Feb 1901
Arithmetic (mixture / Rate)
H.A. Webb
ET Vol: 57, Oct 1904
Arithmetic (mixture / Rate)
R.W.D. Christie
ET Vol: 58, Feb 1905
Arithmetic (mixture / Rate)
W.P. Workman
ET Vol: 60, Aug 1907
Arithmetic (mixture / Rate)
R.W.D. Christie
ET Vol: 61, Apr 1908
Arithmetic (mixture / Rate)
D. Biddle
ET Vol: 61, May 1908
Arithmetic (mixture / Rate)
R.F. Davis
ET Vol: 62, Dec 1909
Arithmetic (mixture / Rate)
R.S. Capon
ET Vol: 63, Aug 1910
Arithmetic (mixture / Rate)
S.C. Gunning
ET Vol: 64, Feb 1911
Arithmetic (mixture / Rate)
J.E.A. Steggall
ET Vol: 66, Jan 1913
Arithmetic (mixture / Rate)
J.Y. Hart
ET Vol: 68, Jan 1915
Arithmetic (mixture / Rate)
A.M. Nesbitt
ET Vol: 68, May 1915
Arithmetic (mixture / Rate)